推荐回答(1个)
1到10的立方根:
1的立方是1
2的立方是8
3的立方是27
4的立方是64
5的立方是125
6的立方是216
7的立方是343
8的立方是512
9的立方是729
10的立方是1000
1到30的平方根:
1的平方是1
2的平方是4
3的平方是9
4的平方是16
5的平方是25
6的平方是36
7的平方是49
8的平方是64
9的平方是81
10的平方是100
11的平方是121
12的平方是144
13的平方是169
14的平方是196
15的平方是225
16的平方是256
17的平方是289
18的平方是324
19的平方是361
20的平方是400
21的平方是441
22的平方是484
23的平方是529
24的平方是576
25的平方是625
26的平方是676
27的平方是729
28的平方是784
29的平方是841
30的平方是900
立方根的概念:
如果一个数的立方等于a,那么这个数叫a的立方根,也称为三次方根,也就是说,如果x³=a,那么x叫做a的立方根。
平方根的概念:
平方根,又叫二次方根,表示为〔±√ ̄〕,其中属于非负数的平方根称之为算术平方根(arithmetic square root)。一个正数有两个实平方根,它们互为相反数;0只有一个平方根,就是0本身;负数有两个共轭的纯虚平方根。
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